He is able to create the means of human survival.

The main reason, however, is the problem of human survival.

Today 65 percent have the clean water that is critical to human survival.

Throughout history and in much of the world today, human survival has been a battle to get enough to eat.

With it, and the ones to come, we will prepare the world for our answer to human survival.

"This is not a matter of human survival," she said.

Knowing where to find this underground water has always been important for human survival in the area.

The danger is that I could suppress the forces of human survival.

If you are interested only in human survival, dirt and rock provide excellent protection.

We must solve the problems of Earth and human survival with what we now have.